| Cache of runes | 500–1,000 | 6/30 |
| Cache of runes | 1,000–1,500 | 3/30 |
| Cache of runes | 3,000 | 1/30 |
 Callisto | 500 | 7/126 |
 Calvar'ion (Normal) | 180 | 7/128 |
 Cave kraken (Cave kraken) | 5 | 8/200 |
 Cerberus | 60 | 4/130 |
 Chaos Elemental | 100–250 | 8/128 |
 Chaos Fanatic | 50 | 4/128 |
| Chest (Ancient Vault) (Blood quartz) | 500 | 1/5 |
| Chest (Barrows) | 37–43 | 125/1,012, 7 rolls |
| Chest (Bryophyta's lair) (Members) | 100 | 1/118 |
| Chest (Chaos Druid Tower) | 2 | Always |
| Chest (Rogues' Castle, inside) | 2–3 | 3/128 |
| Chewed bones | 4–7 | 10/128 |
| Coffin (Hallowed Sepulchre) (High) | 150–250 | 1/10 |
 Colonel Radick | 2 | 1/128 |
 Colossal Hydra | 15–45 | 9/128, 3 rolls |
 Dagannoth (Level 90) | 1–10 | 2/128 |
 Dagannoth Prime | 25–75 | 2/128 |
 Dark beast | 15 | 4/128 |
| Dark Chest | 100–200 | 25/600 |
| Dark wizard (High level) | 2 | 2/128 |
| Dark wizard (Low level) | 2 | 2/128 |
 Dreadborn Araxyte | 30–36 | 5/127, 3 rolls |
| Earth elemental (Regular) | 1 | 1/128 |
 Earth warrior | 2 | 1/128 |
 Eldric the Ice King | 100–150 | 2/56, 2 rolls |
 Enraged barbarian spirit | 3 | 3/128 |
 Essence impling | 7 | 1/100 |
| Essence impling jar | 7 | 1/100 |
 Feral Vampyre (Level 61) | 1 | 5/128 |
| Feral Vampyre (Level 61) | 2 | 1/128 |
 Fire elemental | 1 | 1/128 |
 Fire giant (Level 86) | 5 | 4/128 |
 Frost dragon | 10–20 | 5/130 |
 Giant frog (Level 99) | 1 | 1/128 |
 Giant Mole | 15 | 19/131 |
 Giant skeleton | 3 | 3/128 |
| Grand Hallowed Coffin | 150–250 | 1/10 |
 Greater abyssal demon | 7 | 4/128, 3 rolls |
| Greater demon (Wilderness Slayer Cave) | 20 | 1/41 |
 Greater Nechryael (Regular) | 20 | 10/128 |
| Greater Nechryael (Wilderness Slayer Cave) | 20 | 10/112 |
| Green dragon (Wilderness Slayer Cave) | 5 | 1/128 |
| Grubby Chest | 200 | 10/100 |
| Guard | 1 | 1/128 |
 Guard (1) | 1 | 1/128 |